Chih-Kai Chang, Yu-Kai Tsai, Kai-Han Cheng, Liang-Hung Lu. A 0.3-V 7.6-fJ/conv-step delta-sigma time-to-digital converter with a gated-free ring oscillator. In 15th IEEE International New Circuits and Systems Conference, NEWCAS 2017, Strasbourg, France, June 25-28, 2017. pages 221-224, IEEE, 2017. [doi]
Abstract is missing.